Front:
937
CAVEMEN AND WOMEN, OREGON CAVES, OREGON
SE
33
CRATER LAKE
69
HORACE E. RHOADS
7210 La Jolla Boulevard
La Jolla, California
Back:
50
THIS SPACE FOR
SEP
6 PM,
1941
OREG
C.T. ART-COLORTONE'' (REG. U.S. PAT. OFF.) WESLEY ANDREWS CO., PORTLAND, ORE.
FIRST CLASS MAIL
STAMP AND ADDRESS ON REVERSE SIDE
